Home / 9,298,134.10-12,819,098.16-7,638,045.22

Finding the Fourth Proportional to 9,298,134.10, 12,819,098.16 and 7,638,045.22

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Solution

The fourth proportional to 9,298,134.10, 12,819,098.16 and 7,638,045.22 is: 10,530,376.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,298,134.10 : 12,819,098.16 = 7,638,045.22 : x
  2. Step 2: Convert to fraction form
    9,298,134.10/12,819,098.16 = 7,638,045.22/x
  3. Step 3: Cross multiply
    9,298,134.10x = 12,819,098.16 × 7,638,045.22
  4. Step 4: Simplify right side
    9,298,134.10x = 97,912,851,425,698.80
  5. Step 5: Solve for x
    x = 97,912,851,425,698.80/9,298,134.10
  6. Step 6: Final answer
    x = 10,530,376.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.